Hard faced article
US4650722A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 15, 1983 |
| Grant date | Mar 17, 1987 |
| Priority date | — |
| Expiry date | Dec 15, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12972
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A hard faced article comprising an iron or steel substrate having on the surface thereof a weld deposit composed of a solidified iron or steel matrix containing a hard facing material comprising chemically combined vanadium and carbon having tungsten composition wherein said chemically combined vanadium and carbon with tungsten composition consist essentially of a solid solution of vanadium, tungsten and carbon composition and is substantially uniformly distributed throughout said solidified iron or steel matrix, said composition consisting essentially of at least one vanadium carbide with tungsten in solid solution with each vanadium carbide in an amount from about 10% by weight up to solid solubility limit of tungsten in each vanadium carbide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.